This article analyzed the history and current condition of China's export trade, then contrasted the new development of the China's export trade, summed up the impetus and hindering factors about the new development of China's export trade, so that we can have a better idea about the implementation and its impact on "One Belt One Road", make full use of the strategic opportunity brought by the policy of "One Belt One Road", promote the further development of China's foreign trade. This paper researched the development status of China's export trade status by using literature research analysis and Comparative analysis, brought out the promotion and obstructive factors of the development of China's export trade by Qualitative analysis method, thus concluded that it is necessary to strengthen international cooperation, strengthen communication and exchanges of various countries to boost the steady development of China's international trade. The innovation of this article is that it more comprehensively analyzes the influence of "One Belt One Road" on China's export trades.